نتایج جستجو برای: mercury content

تعداد نتایج: 454620  

Anup Kumar Talukder , Khondoker Jahengir Alam , Milton Talukder , Mohammad Golam Haider , Mohammad Rohul Amin, Mohammad Taimur Islam,

Background: Mercury in any form is poisonous and mercury toxicity most commonly affects the nervous, gastrointestinal (GI) and urinary systems. The aim of this study was to investigate the specific effect associated with mercury toxicity and to evaluate the effectiveness of iron and vitamin B6 supplement on mercury-induced toxicities in rats. Methods: This experiment was performed on 25 rats...

Ali Mansoori, Maryam Saadatmant, Mehdi Hosseini, Seyed Mohammad Bagher Nabavi,

Content of mercury in hepatopancreas, muscle and exoskeleton of blue crab T. prymna from Musa estuary and their relationship with size of the organism and season were determined. Mean concentration of mercury in hepatopancreas, muscle and exoskeleton were 1.23, 0.61 and 0.41 µg/g dw, respectively. There was significant difference (p<0.05) in mercury levels depending on the sex with greater ...

Journal: :The Journal of pharmacology and experimental therapeutics 2000
R K Zalups J Koropatnick

Metallothioneins are encoded by a family of genes that are induced by inorganic mercury. Despite the well-characterized acute response of metallothionein (MT) genes in the kidneys and liver after a single exposure to inorganic mercury, relatively little is known about the activity of these genes and the content of MT protein during prolonged periods after exposure. Rats treated with inorganic m...

Journal: :Environmental science & technology 2007
Albert A Presto Evan J Granite

Recent field tests of mercury removal with activated carbon injection (ACI) have revealed that mercury capture is limited in flue gases containing high concentrations of sulfur oxides (SOx). In order to gain a more complete understanding of the impact of SOx on ACl, mercury capture was tested under varying conditions of SO2 and SO3 concentrations using a packed bed reactor and simulated flue ga...

Journal: :The Tohoku journal of experimental medicine 1974
S Shishido T Suzuki

SHISHIDO , S. and SUZUKI, T. Mercury in Human Hair: A Comparative Study by Using Two Different Methods of Atomic Absorption and Neutron Activation Analysis. Tohoku J. exp. Med., 1974, 113 (4), 351-356 Magos (1971) reported a new method of atomic absorption spectrometry for selective and simple determination of inorganic and organic mercury. To investigate the reliability of Magos's method, the ...

Journal: :Industrial health 1981
M Ogata S Kanematsu K Morita T Yuasa

Acatalasemia and hypocatalasemia mice had decreased levels of mercury in the lung and blood and increased levels in the liver following exposure in vivo to metallic mercury vapor (1.4 mg/m3 for 2 hours). The decreased uptake of mercury was roughly proportional to the decrease in catalase activity in these organs. Acatalasemia mice injected with ethyl alcohol showed a decrease in the mercury con...

2016
Mahmoud Bahari Parnian Alizadeh Oskoee Siavash Savadi Oskoee Firoz Pouralibaba Ali Morsali Ahari

Background. Since it is possible for carbamide peroxide (CP) bleaching agent to contact old amalgam restorations, the present in vitro study evaluated the amount of dissolved mercury released from amalgam restorations with various percent-ages of silver content subsequent to the use of 15% CP. Methods. Thirty ANA 2000 amalgam disks with 43.1% silver content and thirty ANA 70 amalgam disks with ...

Journal: :Hong Kong medical journal = Xianggang yi xue za zhi 2003
K W Sin H F Tsang

OBJECTIVE To describe demographic characteristics, patterns of use, reported symptoms, and laboratory results associated with mercury exposure among people who used a beauty cream containing mercury. DESIGN. Descriptive study of a case series. SETTING The Hong Kong community. PARTICIPANTS Users of a cream cosmetic who contacted the Department of Health following a public announcement. MAI...

Journal: :Croatian medical journal 1999
J Bosnir D Puntarić Z Smit Z Capuder

AIM To compare the total and organic mercury content in sea-fish samples from Croatia, where fishing occurs in a closed part of the Mediterranean Sea, and from other countries fishing mostly in the oceans. METHOD During 1997, we collected at the Zagreb fish market a total of 115 samples of fifteen kinds of fish including bathypelagic, pelagic and elasmobranch fish, caught in the wider coastal...

Journal: :American Journal of Public Health 1972

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